HackingFinancial ServicesFinanceData MishandlingData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)Identity (basic)Government IDFinancial accountMediumContained

Orrstown Bank

bd_982b58c02c6fe7d9 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 21, 2026

Filed

Jun 15, 2026

To disclose

25 days

Affected

19state residents only

Linked

3 filings

Confidence

67%

Full breach record for Orrstown Bank →4 incidents on file

Orrstown Bank notified the New Hampshire Attorney General on June 11, 2026, of a data security incident involving its third-party vendor, Mercadien, P.C. CPAs. On May 21, 2026, Mercadien experienced unauthorized access to sensitive personal information belonging to 19 New Hampshire residents. Orrstown's own systems were not compromised. The incident involved names, dates of birth, addresses, SSNs, account numbers, and government IDs. No misuse has been identified. Orrstown offered 24 months of identity theft protection via Experian.

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Incident timeline

discovery → filing · 25 days

May 21, 2026

Discovered

Jun 15, 2026

Filed

vs. sector median

6 wks faster

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Vermont State AGbd_9c592a5b5bce08e72026-06-12 · +3dVerified
Indiana State AGbd_ad55cfde4c9662f52026-06-11 · +4dCandidate

Name: Orrstown Bank
norm: orrstown bank

Name: Orrstown Bank
norm: orrstown bank
Industry: Financial Servicesllm

Discovered: May 21, 2026
Materiality determined: —
Notification sent: Jun 11, 2026
Affected individuals: 19state-resident count only
Data types: Identity (basic)Government IDFinancial account
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain Compromise
Threat actor: External
Regulator citations: Filed Security Incident Notification with New Hampshire Attorney General
Third party: via Mercadien, P.C. CPAs
Initial access: supply_chain

During the incident: Offered 24 months of identity theft protection services through Experian to affected individuals
Changes made: Provided free credit monitoring through Experian Identity Works for 24 months
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 25 days(25 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Indiana State AGJun 11 · first

Vermont State AG+1d

New Hampshire State AG+4d · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://mm.nh.gov/files/uploads/doj/remote-docs/orrstown-bank-20260615.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 15, 2026
Raw hash: 5af1980d7f76ed61a042d68aec26cc5a6aed5a0af0ee735f96d92c109d8876a0

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityOrrstown Bank

Victim entityOrrstown Bank

Incidentdiscovered May 21, 2026

Stated responseOffered 24 months of identity theft protection services through Experian to affected individuals

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov